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BQ24032ARHLTG4 - English Editing Encyclopedia Entry
Product Overview
Category
BQ24032ARHLTG4 belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.
Use
This product is primarily used for charging lithium-ion or lithium-polymer batteries in various electronic devices such as smartphones, tablets, portable media players, and other portable electronic devices.
Characteristics
- Input voltage range: 4.35V to 6.45V
- Output voltage range: 3.5V to 4.44V
- Charging current: Up to 1.5A
- Programmable charge termination current
- Thermal regulation and protection
- Battery temperature monitoring
- Integrated power FET
- Small form factor package
Package and Quantity
The BQ24032ARHLTG4 is available in a small 20-pin VQFN package. It is typically sold in reels with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 4.35V to 6.45V
- Output Voltage Range: 3.5V to 4.44V
- Charging Current: Up to 1.5A
- Charge Termination Current: Programmable
- Operating Temperature Range: -40°C to +85°C
- Package Type: 20-pin VQFN
Pin Configuration
The BQ24032ARHLTG4 has the following pin configuration:
- VIN - Input voltage
- GND - Ground
- TS - Thermistor input for battery temperature monitoring
- STAT - Status output pin
- CE - Charge enable input
- ISET - Charge current programming pin
- PROG - Charge termination current programming pin
- BAT - Battery connection
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VSS - Ground
- VDD - Power supply voltage
Functional Features
- Integrated power FET for efficient charging
- Programmable charge termination current for different battery types
- Thermal regulation and protection to prevent overheating
- Battery temperature monitoring for safe charging
- Charge enable input for control over the charging process
- Small form factor package for space-constrained applications
Advantages and Disadvantages
Advantages
- High charging current capability of up to 1.5A
- Programmable charge termination current allows compatibility with various battery types
- Integrated power FET simplifies the circuit design
- Thermal regulation and protection ensure safe charging
- Battery temperature monitoring enhances safety during charging
Disadvantages
- Limited input voltage range may not be suitable for all applications
- Availability in only one package type may limit flexibility in certain designs
Working Principles
The BQ24032ARHLTG4 is a battery charger IC that operates by regulating the charging current and voltage to the connected lithium-ion or lithium-polymer battery. It uses an integrated power FET to efficiently transfer power from the input source to the battery. The charge termination current can be programmed to suit different battery chemistries, ensuring optimal charging performance. The IC also incorporates thermal regulation and protection mechanisms to prevent overheating during charging. Battery temperature monitoring further enhances safety by preventing charging if the battery temperature exceeds a specified threshold.
Detailed Application Field Plans
The BQ24032ARHLTG4 is widely used in various portable electronic devices that require lithium-ion or lithium-polymer battery charging. Some common application fields include:
- Smartphones
- Tablets
- Portable media players
- Wearable devices
- Bluetooth headsets
- Portable gaming consoles
Detailed and Complete Alternative Models
- BQ24032ARHLTG3
- BQ24032ARHLTG5
- BQ24032ARHLTG6
- BQ24032ARHLTG7
These alternative models offer similar functionality and specifications, providing options for different design requirements.
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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng BQ24032ARHLTG4 sa mga teknikal na solusyon
Sure! Here are 10 common questions and answers related to the application of BQ24032ARHLTG4 in technical solutions:
Q: What is the BQ24032ARHLTG4? A: The BQ24032ARHLTG4 is a highly integrated single-cell Li-Ion battery charger IC designed for portable applications.
Q: What is the input voltage range of the BQ24032ARHLTG4? A: The input voltage range of the BQ24032ARHLTG4 is typically from 4.35V to 6.5V.
Q: What is the maximum charging current supported by the BQ24032ARHLTG4? A: The BQ24032ARHLTG4 supports a maximum charging current of 1A.
Q: Can the BQ24032ARHLTG4 charge multiple cells in series? A: No, the BQ24032ARHLTG4 is designed to charge a single-cell Li-Ion battery only.
Q: Does the BQ24032ARHLTG4 have overvoltage protection? A: Yes, the BQ24032ARHLTG4 has built-in overvoltage protection to prevent damage to the battery during charging.
Q: What is the thermal regulation feature of the BQ24032ARHLTG4? A: The thermal regulation feature of the BQ24032ARHLTG4 reduces the charging current when the IC temperature exceeds a certain threshold to prevent overheating.
Q: Can the BQ24032ARHLTG4 operate with a USB power source? A: Yes, the BQ24032ARHLTG4 can be powered from a USB port or any other 5V power source.
Q: Does the BQ24032ARHLTG4 support battery temperature monitoring? A: Yes, the BQ24032ARHLTG4 has a dedicated pin for connecting an external thermistor to monitor the battery temperature during charging.
Q: What is the purpose of the power-good (PG) indicator on the BQ24032ARHLTG4? A: The power-good indicator (PG) on the BQ24032ARHLTG4 provides a signal to indicate when the battery is fully charged or if there is a fault condition.
Q: Can the BQ24032ARHLTG4 be used in low-power applications? A: Yes, the BQ24032ARHLTG4 has a low quiescent current and is suitable for low-power applications where energy efficiency is important.
Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.